IP Library › Assignment 024439/0371
Patent Assignment
Reel/Frame 024439/0371

Assignment of Assignor's Interest

Recorded: 2010-05-25 Pages: 21
Assignor
HALL, DAVID R.
Executed: 2010-01-22
Assignee
SCHLUMBERGER TECHNOLOGY CORPORATION
5599 SAN FELIPE, SUITE 1600, HOUSTON, TEXAS, 77056
Covered Property (1)
Downhole Nuclear Tool
Patent: 7,897,914 →
Application: 12/339,388 →
Publication: US 2010/0155589
Related Assignments (2)
Other recorded transfers of the patent in this record — the chain of ownership.
Assignment of Assignor's Interest Mar 4, 2010
From: NELSON, NATHAN, MR.; WOOLSTON, SCOTT, MR.; TURNER, PAULA, MS.
To: NOVADRILL, INC.
Reel/Frame 024028/0373 →
Assignment of Assignor's Interest Mar 10, 2010
From: NOVADRILL, INC.
To: SCHLUMBERGER TECHNOLOGY CORPORATION
Reel/Frame 024055/0471 →